The case of a Maine police officer arrested by immigration authorities even though he was vetted by a government system called E-Verify is raising questions about what employers can do to make sure they’re employing people who can legally work.

The owner of an Omaha food packaging company says his business has been unfairly hamstrung by Tuesday's raid carried out by federal immigration officials.

Immigration authorities have raided an Omaha meat production plant and detained dozens of workers.